US4221383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sports racket
Assignee: Individual
•
Filing: 1978-08-28
•
Granted: 1980-09-09
•
Expires: 1998-08-28
Abstract
Abstract This invention relates to a new and improved sports racket having head, neck and handle portions where the head portion is in a plane different from but parallel to the handle portion so that a player's form, power and timing may be significantly improved without special training.
Inventors
- 👤 Nini P. Cappelli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:34
CPC Classifications
A; A63; A63B; A63B49/00; A63B49/02; A63B49/08; A63B60/00; A63B60/06; A63B60/34; A63B2049/0201
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
124 words
A sports racket comprising: a head portion having an interlaced string material striking face; a single handle portion for being gripped by a user; and a neck portion fixedly integral with and connecting the head and handle portions, wherein said striking face lies in a plane and said handle portion lies in a plane parallel to said striking face and being offset from said striking surface plane a distance within a range of 11/4"-2" along line perpendicular to said striking face, said neck portion slopes at an angle of about 12° relative to said head portion, the length of said head portion is approximately 11"; the length of said handle portion is approximately 73/4"; and the length of said neck portion is approximately 8".
Claim 2
Dependent Claim
124 words
A sports racket comprising: a head portion having an interlaced string material striking face; a single handle portion for being gripped by a user; and a neck portion fixedly integral with and connecting the head and handle portions, wherein said striking face lies in a plane and said handle portion lies in a plane parallel to said striking face and being offset from said striking surface plane a distance within a range of 11/4"-2" along line perpendicular to said striking face, said neck portion slopes at an angle of about 12° relative to said head portion, the length of said head portion is approximately 11"; the length of said handle portion is approximately 73/4"; and the length of said neck portion is approximately 8".
Claim 3
Dependent Claim
24 words
A sports racket as claimed in claim 1 wherein said spacing between said head portion plane and said handle portion center line is 15/8".
References Cited (Backward Citations)
US335656A
Cited
DE358586C
Cited
GB191211067A
Cited
FR582510A
Cited
FR1380392A
Cited
US3515386A
Cited
US3545755A
Cited
DE2447415A1
Cited
US4147348A
Cited
NL7607209A
Cited
US4155550A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-09-09 | 1984-03-10 | 1984-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-09-09 | 1988-03-10 | 1988-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-09-09 | 1992-03-10 | 1992-09-09 | $7700.00 | Window Closed / Lapsed |